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प्रश्न
Name two elements in Alkaline earth metals.
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उत्तर
Calcium and magnesium.
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संबंधित प्रश्न
What is the number of elements is 1st period the modern periodic table?
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Mendeleev’s periodic table : atomic mass : : Modern periodic table : _______
Answer the following question in one sentence.
The modern periodic table is divided into which blocks?
State whether true or false. If false, correct the statement.
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